Teaching and practice book with interdisciplinary tasks. The tasks are accompanied by standard-compliant drawings that help convey subject-specific and practical skills in a hands-on manner. Sample tasks with detailed solutions illustrate the presentation of student solutions. In each section, the relevant calculation rules and mathematical principles are presented in summary statements and formulas. The tasks meet the current standards. For the new edition, the book has been revised, errors corrected, and formulas rectified. In the chapter on price determination, while the texts and tasks remain unchanged, the price information in the tasks can be adjusted to reflect current prices. The book is suitable for training as a construction specialist, bricklayer, concrete and reinforced concrete builder, construction draftsman, as well as for self-study. The accompanying CD is tailored to the book.